In a code language, 'JAPAN' is coded as 'OESCO'. In the same language. 'INDIA will be coded as

NRGKB

The pattern followed here is :-

'JAPAN' is coded as 'OESCO'

J (10) ----->(+5) = O(15)

A(1) ----->(+4) = E(5)

P(16) ----->(+3) = S(19)

A(1) ----->(+2) = C(3)

N(14) ----->(+1) = O(15)

Similarly ,

INDIA

I(9) ----->(+5) = N(14)

N(14) ----->(+4) = R(18)

D(4) ----->(+3) = G(7)

I(9) ----->(+2) =  K(11)

A(1) ----->(+1) = B(2)

Ans :- NRGKB